Experiment: 4K5Y

Crystal structure of human corticotropin-releasing factor receptor 1 (CRF1R) in complex with the antagonist CP-376395

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3EML	PDB ENTRIES 3EML; 3PBL
experimental model	PDB	3PBL	PDB ENTRIES 3EML; 3PBL

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	LIPIDIC CUBIC PHASE	5.5	295.6	30% (v/v) PEG 400, 0.2M lithium sulphate, 0.1M sodium citrate 5.5, Lipidic Cubic Phase, temperature 295.6K

Crystal Properties
Matthews coefficient	Solvent content
2.96	58.42

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 86.559	α = 90
b = 123.968	β = 90
c = 166.834	γ = 90

Symmetry
Space Group	P 2 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	200	PIXEL	DECTRIS PILATUS 6M		2012-07-27	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I24	0.96860	Diamond	I24

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Net I Over Average Sigma (I)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	2.97	34.14	86.3	0.136	6.7	2.5	32141	30535		-3	54.4

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.97	3.14	68.2		0.442	1.9	2

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	PDB ENTRIES 3EML; 3PBL	2.977	34.14	1.93	81748	30535	1586	85.67	0.2428	0.2417	0.2646	0.2765

Temperature Factor Modeling
Anisotropic B[1][1]	Anisotropic B[1][2]	Anisotropic B[1][3]	Anisotropic B[2][2]	Anisotropic B[2][3]	Anisotropic B[3][3]

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	13.732
f_angle_d	1.395
f_chiral_restr	0.109
f_bond_d	0.012
f_plane_restr	0.011

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	8477
Nucleic Acid Atoms
Solvent Atoms	8
Heterogen Atoms	338

Software

Software
Software Name	Purpose
GDA	data collection
PHASER	phasing
PHENIX	refinement
XDS	data reduction
Aimless	data scaling